public static OutputGeneric <T, PlayFileWithEffectsGeneratorParams <T, W>, W> Do(
string baseName,
GetDestinationMethod <T> getDestination,
CreateDestinationHandlerMethod <T, W> createDestinationHandler,
W destinationHandlerArguments,
GeneratorMainLoopMethod <T, PlayFileWithEffectsGeneratorParams <T, W>, W> generatorMainLoop,
PlayFileWithEffectsGeneratorParams <T, W> generatorParams,
GeneratorCompletionMethod <PlayFileWithEffectsGeneratorParams <T, W> > generatorCompletion,
IMainWindowServices mainWindow,
NumChannelsType channels,
NumBitsType bits,
int samplingRate,
int oversamplingFactor,
bool showProgressWindow,
bool modal)
{
// prerequisites
return(OutputGeneric <T, PlayFileWithEffectsGeneratorParams <T, W>, W> .Do(
baseName,
getDestination,
createDestinationHandler,
destinationHandlerArguments,
generatorMainLoop,
generatorParams,
generatorCompletion,
channels,
bits,
samplingRate,
oversamplingFactor,
showProgressWindow,
modal));
}
public static void Completion(
PlayFileWithEffectsGeneratorParams <T, W> generatorParams,
ref ClipInfo clipInfo)
{
if (generatorParams.synthState != null)
{
Synthesizer.SynthStateRec.FinalizeSynthesizer(
generatorParams.synthState,
(generatorParams.result == Synthesizer.SynthErrorCodes.eSynthDone) && (generatorParams.exception == null) /*writeOutputLogs*/);
generatorParams.synthState = null;
}
if (generatorParams.reader != null)
{
generatorParams.reader.Close();
generatorParams.reader = null;
}
if (generatorParams.stream != null)
{
generatorParams.stream.Close();
generatorParams.stream = null;
}
string interactionLogFinal = generatorParams.interactionLog.ToString();
if (interactionLogFinal.Length != 0)
{
IInteractionWindowService interaction = generatorParams.mainWindow.GetInteractionWindow();
interaction.Append(interactionLogFinal);
}
string message = null;
if (generatorParams.exception != null)
{
message = generatorParams.exception.ToString();
}
else if (generatorParams.result != Synthesizer.SynthErrorCodes.eSynthDone)
{
message = Synthesizer.GetErrorMessage(generatorParams.result, generatorParams.errorInfo);
}
if (message != null)
{
MessageBox.Show(message, "Synthesis Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
}
}
private void buttonStop_Click(object sender, EventArgs e)
{
if (state != null)
{
state.stopper.Stop();
state = null;
}
#if false
if (generatorParams.exception != null)
{
MessageBox.Show(generatorParams.exception.ToString());
}
state = null;
generatorParams = null;
#endif
}
public static void MainLoop <U>(
PlayFileWithEffectsGeneratorParams <T, W> generatorParams,
Synthesizer.DataOutCallbackMethod <OutputGeneric <T, U, W> > dataCallback,
OutputGeneric <T, U, W> dataCallbackState,
Synthesizer.StopTask stopper)
{
try
{
generatorParams.result = Synthesizer.SynthStateRec.InitializeSynthesizer(
out generatorParams.synthState,
generatorParams.mainWindow.Document,
new List <TrackObjectRec>(),
null,
0 /*FrameToStartAt*/,
generatorParams.reader.SamplingRate,
1 /*Oversampling*/,
generatorParams.mainWindow.Document.EnvelopeUpdateRate,
(LargeBCDType)generatorParams.mainWindow.Document.DefaultBeatsPerMinute,
1 /*OverallVolumeScalingReciprocal*/,
(LargeBCDType)0d /*ScanningGap*/,
out generatorParams.errorInfo,
TextWriter.Synchronized(generatorParams.interactionLog),
generatorParams.mainWindow.Document.Deterministic,
generatorParams.mainWindow.Document.Seed,
new Synthesizer.AutomationSettings());
if (generatorParams.result != Synthesizer.SynthErrorCodes.eSynthDone)
{
return;
}
// HACK!
generatorParams.result = Synthesizer.NewTrackEffectGenerator(
generatorParams.effectSpec,
generatorParams.synthState.SynthParams0,
out generatorParams.synthState.ScoreEffectProcessor);
if (generatorParams.result != Synthesizer.SynthErrorCodes.eSynthDone)
{
return;
}
while (!stopper.Stopped)
{
// TODO: shouldn't ask for nAllocatedPointsOneChannel, that's slightly inaccurate. Should
// use the clock logic in SynthGenerateOneCycle -- see e.g. nActualFrames
int c;
if (generatorParams.reader.NumChannels == NumChannelsType.eSampleMono)
{
c = generatorParams.reader.ReadPoints(
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.ScoreWorkspaceLOffset,
generatorParams.synthState.SynthParams0.nAllocatedPointsOneChannel);
Synthesizer.FloatVectorCopy(
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.ScoreWorkspaceLOffset,
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.ScoreWorkspaceROffset,
c);
}
else
{
c = generatorParams.reader.ReadPoints(
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.SectionWorkspaceLOffset,
generatorParams.synthState.SynthParams0.nAllocatedPointsOneChannel * 2);
c /= 2;
Synthesizer.FloatVectorMakeUninterleaved(
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.SectionWorkspaceLOffset,
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.ScoreWorkspaceLOffset,
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.ScoreWorkspaceROffset,
c);
}
if (c == 0)
{
break;
}
// HACK!
// Should create specialized version of Synthesizer.SynthGenerateOneCycle that does this
Synthesizer.UpdateStateTrackEffectGenerator(
generatorParams.synthState.ScoreEffectProcessor,
generatorParams.synthState.SynthParams0);
Synthesizer.ApplyTrackEffectGenerator(
generatorParams.synthState.ScoreEffectProcessor,
generatorParams.synthState.SynthParams0.workspace,
c,
generatorParams.synthState.SynthParams0.ScoreWorkspaceLOffset,
generatorParams.synthState.SynthParams0.ScoreWorkspaceROffset,
generatorParams.synthState.SynthParams0);
Synthesizer.FloatVectorMakeInterleaved(
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.ScoreWorkspaceLOffset,
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.ScoreWorkspaceROffset,
c,
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.SectionWorkspaceLOffset);
dataCallback(
dataCallbackState,
generatorParams.synthState.SynthParams0.workspace,
generatorParams.synthState.SynthParams0.SectionWorkspaceLOffset,
c);
}
}
catch (Exception exception)
{
generatorParams.exception = exception;
stopper.Stop();
}
}
private void buttonPlay_Click(object sender, EventArgs e)
{
MainWindow.DoAutosaveGlobally();
if (!mainWindow.MakeUpToDate())
{
return;
}
Synthesizer.EffectSpecListRec effectSpec;
if (!BuildThis(out effectSpec))
{
return;
}
const double BufferDuration = 2f;
#if false
if (state != null)
{
state.stopper.Stop();
}
state = null;
#endif
Stream stream = new FileStream(textBoxAudioFilePath.Text, FileMode.Open, FileAccess.Read, FileShare.Read, Constants.BufferSize);
AudioFileReader reader = null;
try
{
reader = new WAVReader(stream);
}
catch (FormatException)
{
try
{
stream.Seek(0, SeekOrigin.Begin);
reader = new AIFFReader(stream);
}
catch (FormatException)
{
MessageBox.Show("File is not a recognized AIFF or WAV file.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
#if true // prevents "Add New Data Source..." from working
#if false
state =
#endif
PlayFileWithEffectsGeneratorParams <OutputDeviceDestination, OutputDeviceArguments> .Do(
Path.GetFileNameWithoutExtension(textBoxAudioFilePath.Text),
OutputDeviceEnumerator.OutputDeviceGetDestination,
OutputDeviceEnumerator.CreateOutputDeviceDestinationHandler,
new OutputDeviceArguments(BufferDuration),
PlayFileWithEffectsGeneratorParams <OutputDeviceDestination, OutputDeviceArguments> .MainLoop,
#if false
generatorParams =
#endif
new PlayFileWithEffectsGeneratorParams <OutputDeviceDestination, OutputDeviceArguments>(
stream,
reader,
effectSpec,
mainWindow),
PlayFileWithEffectsGeneratorParams <OutputDeviceDestination, OutputDeviceArguments> .Completion,
mainWindow,
reader.NumChannels,
reader.NumBits,
reader.SamplingRate,
1 /*oversampling*/,
true /*showProgressWindow*/,
true /*modal*/);
#endif
}
